Display screen or portion thereof with transitional graphical user interface



The patent or application file contains at least one drawing executed incolor. Copies of this patent or patent application publication withcolor drawing(s) will be provided by the Office upon request and paymentof the necessary fee.

FIG. 1 is a front view of a first image in a sequence of a displayscreen or portion thereof with transitional graphical user interface,showing our new design;

FIG. 2 is a front view of a second image thereof;

FIG. 3 is a front view of a third image thereof; and,

FIG. 4 is a front view of a fourth image thereof.

The appearance of the transitional image sequentially transitionsbetween the images shown in FIGS. 1 through 4. The subject matter ofthis patent includes a process or period in which an image changes intoanother image. This process or period forms no part of the claimeddesign.

The broken line drawing of the portion of the display screen, thetext/words and numbers shown in FIGS. 1 through 4 is for illustrativepurposes only and forms no part of the claimed design.

CLAIM We claim the ornamental design for a display screen or portionthereof with transitional graphical user interface, as shown anddescribed.